Average Co-Inventor Count = 1.33
ph-index = 1
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Oce Printing Systems Gmbh (1 from 317 patents)
2. Siemens Nixdorf Informationssysteme Aktiengesellschaft (1 from 189 patents)
2 patents:
1. 5832355 - Cleaning mechanism for the photoconductive drum of a printer or copier
2. 5667125 - Device for transporting printing media in printers or copiers